<!doctype html>
<html lang="zh-CN">

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- The above 3 meta tags *must* come first in the head; any other head content must come *after* these tags -->
    <meta name="description" content="">
    <meta name="author" content="">
    <link rel="icon" href="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/favicon.ico">
    <link rel="canonical" href="https://getbootstrap.com/docs/3.4/examples/signin/">

    <title>Login</title>

    <!-- Bootstrap core CSS -->
    <link href="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/dist/css/bootstrap.min.css"
        rel="stylesheet">

    <!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
    <link href="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/assets/css/ie10-viewport-bug-workaround.css"
        rel="stylesheet">

    <!-- Custom styles for this template -->
    <link href="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/examples/signin/signin.css"
        rel="stylesheet">

    <!-- Just for debugging purposes. Don't actually copy these 2 lines! -->
    <!--[if lt IE 9]><script src="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/assets/js/ie8-responsive-file-warning.js"></script><![endif]-->
    <script src="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/assets/js/ie-emulation-modes-warning.js">
    </script>

    <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
    <!--[if lt IE 9]>
      <script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script>
      <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
    <![endif]-->
</head>

<body>

    <div class="container">
        <div class="alert alert-warning alert-dismissible fade in hidden" role="alert">
            <button type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true" class="close-btn">×</span></button>
            <strong>Error!</strong> 用户名或密码错误！
        </div>
        <form class="form-signin">
            <h2 class="form-signin-heading">Please sign in</h2>
            <label for="inputEmail" class="sr-only">Email address</label>
            <input type="text" id="inputUsername" class="form-control" placeholder="Username" required autofocus>
            <label for="inputPassword" class="sr-only">Password</label>
            <input type="password" id="inputPassword" class="form-control" placeholder="Password" required>
            <div class="checkbox">
                <label>
                    <input type="checkbox" value="remember-me" id="remember"> Remember me
                </label>
            </div>
            <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
        </form>

    </div> <!-- /container -->


    <!-- IE10 viewport hack for Surface/desktop Windows 8 bug -->
    <script src="https://cdn.jsdelivr.net/npm/@bootcss/v3.bootcss.com@1.0.14/assets/js/ie10-viewport-bug-workaround.js"></script>
    <script src="js/tools.js"></script>
    <script src="js/login.js"></script>
</body>

</html>